题目
It is said that two events are independent if the occurrence of one event:
选项
A.Affects the probability of the occurrence of the other event.
B.Means the second event is certain to occur.
C.Means the second event cannot occur.
D.Does not affect the probability of the occurrence of the other event.
答案
D
解析
Two events are said to be independent if the occurrence of one event does not affect the probability of the occurrence of the other event.如果一个事件的发生不影响另一个事件发生的可能性，则两个事件被认为是独立的。